kernel_5.10 no rt

hc

2023-12-11 6778948f9de86c3cfaf36725a7c87dcff9ba247f

 kernel/arch/riscv/include/asm/current.h
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@@ -1,22 +1,14 @@
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+/* SPDX-License-Identifier: GPL-2.0-only */
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 /*
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  * Based on arm/arm64/include/asm/current.h
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  *
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  * Copyright (C) 2016 ARM
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  * Copyright (C) 2017 SiFive
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- *
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- *   This program is free software; you can redistribute it and/or
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- *   modify it under the terms of the GNU General Public License
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- *   as published by the Free Software Foundation, version 2.
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- *
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- *   This program is distributed in the hope that it will be useful,
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- *   but WITHOUT ANY WARRANTY; without even the implied warranty of
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- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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- *   GNU General Public License for more details.
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  */
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-#ifndef __ASM_CURRENT_H
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-#define __ASM_CURRENT_H
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+#ifndef _ASM_RISCV_CURRENT_H
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+#define _ASM_RISCV_CURRENT_H
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 #include <linux/bug.h>
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 #include <linux/compiler.h>
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@@ -24,6 +16,8 @@
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 #ifndef __ASSEMBLY__
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 struct task_struct;
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+
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+register struct task_struct *riscv_current_is_tp __asm__("tp");
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 /*
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  * This only works because "struct thread_info" is at offset 0 from "struct
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@@ -34,12 +28,11 @@
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  */
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 static __always_inline struct task_struct *get_current(void)
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 {
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-	register struct task_struct *tp __asm__("tp");
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-	return tp;
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+	return riscv_current_is_tp;
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 }
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 #define current get_current()
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 #endif /* __ASSEMBLY__ */
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-#endif /* __ASM_CURRENT_H */
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+#endif /* _ASM_RISCV_CURRENT_H */